code: def test_n_times_same_point(self, n_samples, atol):
      X = repeat_point(
          self.data_generator.random_point(n_points=1), n_samples
      )
  
      mean = self.estimator.fit(X).estimate_
      self.assertAllClose(mean, X[0], atol)
  
file_path: geomstats/geomstats/test_cases/learning/_base.py
imports: import pytest
  import geomstats.backend
  from geomstats.test.random import RandomDataGenerator
  from geomstats.test.test_case import TestCase
  from geomstats.vectorization import repeat_point
label_desc: Use image node_id 3 for calling the MeanEstimatorMixinsTestCase obj's underlying member method code with example usage: obj.test_n_times_same_point(n_samples, atol) without return types